/*!
 * Copyright The OpenTelemetry Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

const webpack = require('webpack');

const karmaWebpackConfig = require('../../karma.webpack');
const karmaBaseConfig = require('../../karma.base');

module.exports = (config) => {
  {
    const plugins = karmaWebpackConfig.plugins = [];
    plugins.push(new webpack.ProvidePlugin({
      process: 'process/browser',
    }));
  }

  {
    const plugins = karmaBaseConfig.plugins = [];
    const toAdd = Object.keys(require('./package.json').devDependencies)
      .filter((packageName) => packageName.startsWith('karma-'))
      .map((packageName) => require(packageName));
    plugins.push(
      ...toAdd
    );
  }

  config.set(Object.assign({}, karmaBaseConfig, {
    webpack: karmaWebpackConfig
  }))
};
